Alert archive / Wisconsin / Severe Thunderstorm Warnings / 2023
Severe Thunderstorm Warnings in Wisconsin, April 2023
42 severe thunderstorm warnings in April 2023. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in April 2023. Tap one for its archive.
- Severe Thunderstorm Warnings
- 42
- Busiest day
- April 19, 202314 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Green, Iowa, Jefferson, Lafayette, Rock | 64 min |
| Mar 31, 7:50 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson, Kenosha, Racine, Rock, Walworth, Waukesha | 55 min |
| Mar 31, 8:23 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Racine | 32 min |
| Apr 4, 1:05 PM CDT | Severe Thunderstorm Warning | MKX | Rock, Walworth | 40 min |
| Apr 4, 1:41 PM CDT | Severe Thunderstorm Warning | MKX | Rock, Walworth | 64 min |
| Apr 4, 2:04 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 41 min |
| Apr 4, 2:33 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 40 min |
| Apr 4, 2:45 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 30 min |
| Apr 4, 9:45 PM CDT | Severe Thunderstorm Warning | MKX | Green, Rock | 45 min |
| Apr 4, 10:00 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Iowa, Sauk | 45 min |
| Apr 4, 10:13 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Dodge, Jefferson | 47 min |
| Apr 4, 10:32 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane, Iowa, Sauk | 43 min |
| Apr 4, 10:59 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson, Milwaukee, Ozaukee, Racine, Washington and 1 more | 46 min |
| Apr 4, 11:04 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau | 41 min |
| Apr 4, 11:09 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Grant | 51 min |
| Apr 4, 11:10 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dodge, Fond du Lac, Green Lake, Marquette | 65 min |
| Apr 5, 4:38 AM CDT | Severe Thunderstorm Warning | MKX | Lafayette | 37 min |
| Apr 5, 5:01 AM CDT | Severe Thunderstorm Warning | MKX | Dane, Green, Iowa, Lafayette | 44 min |
| Apr 5, 5:10 AM CDT | Severe Thunderstorm Warning | MKX | Green, Lafayette | 50 min |
| Apr 5, 5:32 AM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane, Dodge, Jefferson | 21 min |
| Apr 5, 6:28 AM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine, Walworth | 62 min |
| Apr 15, 3:14 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 17 min |
| Apr 15, 10:18 PM CDT | Severe Thunderstorm Warning | MKX | Rock, Walworth | 42 min |
| Apr 15, 10:39 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine, Walworth | 33 min |
| Apr 19, 11:54 AM CDT | Severe Thunderstorm Warning | MKX | Lafayette | 51 min |
| Apr 19, 1:36 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Sauk | 15 min |
| Apr 19, 1:38 PM CDT | Severe Thunderstorm Warning | MKX | Columbia | 52 min |
| Apr 19, 1:50 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Jefferson | 25 min |
| Apr 19, 2:10 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac | 50 min |
| Apr 19, 2:14 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson, Waukesha | 19 min |
| Apr 19, 2:28 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dodge | 32 min |
| Apr 19, 2:39 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Washington | 36 min |
| Apr 19, 2:44 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dodge | 46 min |
| Apr 19, 3:06 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Ozaukee, Washington | 39 min |
| Apr 19, 3:32 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Washington | 43 min |
| Apr 19, 4:14 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee | 16 min |
| Apr 19, 4:45 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Washington | 30 min |
| Apr 19, 5:08 PM CDT | Severe Thunderstorm Warning | MKX | Washington, Waukesha | 22 min |
| Apr 20, 4:16 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Green, Jefferson, Rock | 33 min |
| Apr 20, 5:17 PM CDT | Severe Thunderstorm Warning | MKX | Rock, Walworth | 28 min |
| Apr 20, 6:19 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 26 min |
| Apr 20, 6:56 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac, Sheboygan | 34 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dodge County12
- Walworth County9
- Dane County8
- Jefferson County8
- Rock County8
- Columbia County7
- Racine County6
- Washington County6
- Green County5
- Lafayette County5
- Kenosha County5
- Waukesha County5
- Iowa County4
- Ozaukee County4
- Milwaukee County3
- Sauk County3
- Fond du Lac County3
- Adams County1
- Juneau County1
- Crawford County1
- Grant County1
- Green Lake County1
- Marquette County1
- Sheboygan County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.